From 0261efc8fd547ddcbba77de6bc7e8fb170b1ae59 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Wed, 13 Oct 2004 17:08:50 +0000
Subject: - Patch #11531 by killes: it was not possible to deselect all choices
 of a form_checkboxes array.

---
 includes/common.inc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'includes/common.inc')

diff --git a/includes/common.inc b/includes/common.inc
index d35a10d87..066e1840a 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -1266,14 +1266,14 @@ function form_checkbox($title, $name, $value = 1, $checked = FALSE, $description
  */
 function form_checkboxes($title, $name, $values, $options, $description = NULL, $attributes = NULL, $required = FALSE) {
   if (count($options) > 0) {
-    if (!isset($values)) {
+    if (!isset($values) || $values == 0) {
       $values = array();
     }
     $choices = '';
     foreach ($options as $key => $choice) {
       $choices .= '<label class="option"><input type="checkbox" class="form-checkbox" name="edit['. $name .'][]" value="'. $key .'"'. (in_array($key, $values) ? ' checked="checked"' : ''). drupal_attributes($attributes). ' /> '. $choice .'</label><br />';
     }
-    return theme('form_element', $title, $choices, $description, NULL, $required, _form_get_error($name));
+    return form_hidden($name, 0) . theme('form_element', $title, $choices, $description, NULL, $required, _form_get_error($name));
   }
 }
 
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